Add package check for package name length

Now upload and modify package, do not check the name length, but the
package name in db models name length is 80, So we should check the
package name length.

Change-Id: I6c851780e72d81df31be55ef02cb8beb4b0fcf55
Closes-bug: #1535522

muranodashboard/packages/forms.py

@@ -159,7 +159,9 @@ class ImportPackageForm(forms.Form):
 
 
 class PackageParamsMixin(forms.Form):
-    name = forms.CharField(label=_('Name'))
+    name = forms.CharField(label=_('Name'),
+                           max_length=80,
+                           help_text='80 characters max.')
     tags = forms.CharField(label=_('Tags'),
                            required=False,
                            help_text='Provide comma-separated list of words,'